National Health-Care Spending Marks Fifth Consecutive Year of Growth Under 4%

WASHINGTON—The growth of U.S. health spending remained at historic lows in 2013, but it is projected to accelerate with a rebounding economy and expanded insurance coverage under the Affordable Care Act, new federal figures show.

National health-care spending is projected to have increased 3.6% to $2.89 trillion in 2013, according to a forecast released Wednesday by the Centers for Medicare and Medicaid Services. Actual figures...